D.C. Mun. Regs. tit. 11, r. 11-E201
In any of the RF-1 zones, two (2) principal dwelling units shall be permitted per lot subject to Subtitle U, Use Permissions.
Notwithstanding Subtitle E § 201.1, a building or structure in any of the RF-1 zones may be used for more than two (2) principal dwelling units pursuant to Subtitle U, Chapter 3.
In any of the RF-4 zones, three (3) principal dwelling units shall be permitted per lot subject to Subtitle U, Use Permissions.
In any of the RF-5 zones, four (4) principal dwelling units shall be permitted per lot subject to Subtitle U, Use Permissions.
No more than one (1) principal dwelling unit may be located within an accessory building, subject to Subtitle U, Use Permissions.
Accessory apartments shall not be permitted in any RF zones.
A public recreation and community center shall not exceed a gross floor area (GFA) of forty thousand square feet (40,000 sq. ft.) unless approved by the Board of Zoning Adjustment as a special exception pursuant to the provisions of Subtitle E § 212.2.
The maximum permitted floor area ratio (FAR) shall be as set forth in the following table:
TABLE E § 201.8: MAXIMUM PERMITTED FLOOR AREA RATIO
Zones | Type of Structure | Maximum FAR |
RF-1 | Public Recreation and Community Center | 1.8 |
All Other Structures | Not applicable | |
RF-4 RF-5 | Public Library | 2.0 |
All Other Structures | 1.8 |
D.C. Mun. Regs. tit. 11, r. 11-E201